'Hiking With Kevin' host, Kevin Nealon, hikes with WTF's Marc Maron in a Glendale, Ca. canyon. Marc chats about the origin of his podcast and some memorable interviews including Obama and Bruce Springsteen, how George Carlin changed his life, his three minute appearances in many movies, the late comedian Mitch Hedberg, his guitar playing, a mysterious cemetery in the canyon, being a sit-down comic plus more.